Free Linux Foundation OTCA Exam Questions

Become Linux Foundation Certified with updated OTCA exam questions and correct answers

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Total 354 Questions | Updated On: Apr 22, 2026

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Question 1

In an ExponentialHistogram, how are negative values handled?

A : Negative values are mapped by their absolute value into a separate negative range using the same scale as the positive range.

B : Negative values are ignored and not represented in the histogram.

C : Negative values are stored in the same buckets as positive values but with negative counts.

D : Negative values are combined with positive values in a single range.

Answer: A

Question 2

Your instrumentation library has updated its telemetry schema to a newer version. How should a telemetry consumer handle data emitted with this new schema version?

A : Request the telemetry source to revert to the older schema version.

B : Transform the telemetry data to match the consumer’s expected schema version if necessary.

C : Ignore the Schema URL and process the data as per the consumer’s existing schema.

D : Reject any telemetry data that does not match the consumer’s current schema version.

Answer: B

Question 3

You are configuring the OpenTelemetry Collector to handle metrics with a resolution of 10 seconds and need to aggregate them into 60-second intervals without altering their attributes. Which use-case from the core use cases applies?

A : Collector converts delta to cumulative temporality.

B : Collector re-aggregates into longer intervals without changing attributes.

C : Collector re-aggregates to eliminate the identity of individual SDKs.

D : Collector passes-through original data to an OTLP destination.

Answer: B

Question 4

What is the primary purpose of a Span Link in OpenTelemetry?

A : To mark specific timed events within a Span.

B : To associate multiple Spans that have a causal relationship.

C : To indicate the status of a Span as error or ok.

D : To denote the start and end times of a Span.

Answer: B

Question 5

Which processor would you configure in the OpenTelemetry Collector to add a new attribute called 'environment' with the value 'production' to all telemetry spans?

A : Attributes Processor

B : Transform Processor

C : Metrics Transform Processor

D : Filter Processor

Answer: A

Page: 1 / 71

Total 354 Questions | Updated On: Apr 22, 2026

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